3D mouth of an ancient jawless fish suggests they were filter-feeders, not scavengers or hunters
Editors’ notes This article has been reviewed according to Science X’s editorial process and policies. Editors have highlighted the following attributes while ensuring the content’s credibility: fact-checked peer-reviewed publication trusted source proofread by University of Birmingham Rhinopteraspis dunensis NHMUK PV P 73217 oral region. (a) Oral apparatus and surrounding plates as preserved, in ventral view, (b)